1998804740

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{786931}}^1$

素因数の和:787067

約数の個数: 24

約数和(自身を含む): 4230546432

約数和(自身を除く): 2231741692

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 786931, 1573862, 3147724, 3934655, 7869310, 15738620, 99940237, 199880474, 399760948, 499701185, 999402370, 1998804740]

約数ペア:

[(1, 1998804740), (2, 999402370), (4, 499701185), (5, 399760948), (10, 199880474), (20, 99940237), (127, 15738620), (254, 7869310), (508, 3934655), (635, 3147724), (1270, 1573862), (2540, 786931)]